:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f3f7fb;color:#102a43}.container{max-width:520px;margin:0 auto;padding:24px 16px 40px}.card{background:#fff;border-radius:16px;padding:20px;box-shadow:0 8px 24px rgba(16,42,67,.08)}label{display:block;font-weight:600;margin:12px 0 6px}button,input,textarea{width:100%;border-radius:10px;border:1px solid #cfd9e3;padding:12px;font-size:16px}button{margin-top:16px;background:#0b74de;color:white;border:none;font-weight:700}.small{color:#486581;font-size:14px}